The collectible coin in question is a 1992 Denver Mint quarter, part of the United States' 25-cent circulation coins known as quarters. This specific quarter is significant due to its mint mark from the Denver Mint, denoting where it was produced. Quarters are often collected in rolls, such as a 25c roll, and are popular among numismatists for their historical value and thematic designs, including state quarters and commemorative issues. The 1992 Denver quarter features the traditional George Washington design, which has been in use since the coin's inception in 1932.